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Mirrors > Home > MPE Home > Th. List > df-e | Unicode version |
Description: Define Euler's constant 2.71828.... (Contributed by NM, 14-Mar-2005.) |
Ref | Expression |
---|---|
df-e |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ceu 13798 | . 2 | |
2 | c1 9514 | . . 3 | |
3 | ce 13797 | . . 3 | |
4 | 2, 3 | cfv 5593 | . 2 |
5 | 1, 4 | wceq 1395 | 1 |
Colors of variables: wff setvar class |
This definition is referenced by: esum 13816 ere 13824 ege2le3 13825 efzval 13837 loge 22971 logdivlti 23005 emgt0 23336 pntpbnd1a 23770 ex-co 25159 subfaclim 28632 |
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